Question: which radio telescope has maximum wavelength of sensitivity in Chile?
Paraphrase: What telescope in Chile has the highest wavelength of sensitivity?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q184356 . ?ent wdt:P3738 ?obj . ?ent wdt:P17 wd:Q298 } ORDER BY DESC(?obj)LIMIT 5 
Answer: NANTEN2 Observatory, Atacama Submillimeter Telescope Experiment